North America Native Plant

Bur-reed

Botanical name: Sparganium

USDA symbol: SPARG

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to Greenland âš˜ It's either native or not native in the lower 48 states âš˜ Native to St. Pierre and Miquelon  

Bur-Reed: The Spiky Aquatic Native That Wildlife Loves If you’re looking to add some wild character to your water garden or pond, let me introduce you to bur-reed (Sparganium) – a fascinating native plant that looks like nature’s own medieval weaponry! With its distinctive spherical, spiky seed heads and grass-like ...

Bur-Reed: The Spiky Aquatic Native That Wildlife Loves

If you’re looking to add some wild character to your water garden or pond, let me introduce you to bur-reed (Sparganium) – a fascinating native plant that looks like nature’s own medieval weaponry! With its distinctive spherical, spiky seed heads and grass-like foliage, this perennial forb brings both texture and ecological value to wet spaces.

What Makes Bur-Reed Special?

Bur-reed is a hardy perennial that belongs to a group of plants called forbs – essentially, they’re non-woody plants that lack significant woody tissue above ground. What sets bur-reed apart is its unique appearance: imagine grass-like leaves paired with round, bristly seed heads that look like tiny green (and later brown) porcupines. These distinctive burs give the plant its memorable common name.

Where Bur-Reed Calls Home

This plant is a true North American native with an impressive range. Sparganium is native to Alaska, Canada, Greenland, and St. Pierre and Miquelon. While its status in the lower 48 states is undefined in our data, it grows across an extensive geographical range including states from coast to coast – from Florida and California to Maine and Washington, and everywhere in between. You’ll find it thriving in both northern provinces like Alberta and British Columbia, as well as southern states like Alabama and Texas.

Why Wildlife Goes Wild for Bur-Reed

Here’s where bur-reed really shines as a native plant choice. According to wildlife studies, this unassuming plant punches above its weight when it comes to supporting local fauna:

  • Small mammals rely on bur-reed for 10% to 25% of their diet and occasionally use it for cover
  • Water birds include it in 2% to 5% of their diet and use it sparsely for cover
  • The seeds provide valuable nutrition for various wildlife species

While these percentages might seem modest, every bit counts in supporting local ecosystems, especially in aquatic habitats where food sources can be limited.

Is Bur-Reed Right for Your Garden?

Bur-Reed isn’t your typical garden center plant, and that’s exactly what makes it special. This native is perfect for gardeners who want to:

  • Create authentic wetland or water garden spaces
  • Support local wildlife with native food sources
  • Add unique texture and visual interest to pond margins
  • Establish low-maintenance aquatic plantings

However, bur-reed isn’t suitable for traditional flower beds or dry landscapes. This plant has very specific needs and thrives only in consistently wet conditions.

Growing Bur-Reed Successfully

The key to success with bur-reed is understanding that it’s fundamentally an aquatic plant. While specific growing condition details aren’t fully documented in our data, the plant’s natural habitat tells us everything we need to know.

Bur-reed requires:

  • Consistently moist to wet soil conditions
  • Ability to grow in shallow water (typically pond margins or bog conditions)
  • Full to partial sun exposure
  • Patient gardeners – like most natives, it may take time to establish

Given its extensive geographical range from Alaska to Florida, bur-reed shows remarkable adaptability to different climate zones, though specific USDA hardiness information would require species-level identification.

The Bottom Line on Bur-Reed

Bur-reed is a wonderful choice for the right situation. If you have a water feature, rain garden, or wetland area that needs authentic native plants, this spiky character delivers both ecological benefits and unique visual appeal. While it won’t work in traditional garden beds, it’s perfect for gardeners looking to create habitat-focused, low-maintenance aquatic plantings that truly support local wildlife.

Just remember: successful gardening with natives like bur-reed means working with nature rather than against it. Give this plant the wet feet it craves, and you’ll be rewarded with an interesting addition that both you and local wildlife will appreciate!

Wildlife Status

Want to attract wildlife or keep hungry critters away from your garden? Understanding the relationship between plants and wildlife is key. While plant tags may indicate deer and rabbit resistance, they don't tell the full story. Every gardener has experienced the disappointment of purchasing "deer-resistant" plants only to find them nibbled to the ground!

The extent to which plants are resistant to animal browsing is a matter of degree. Likewise, the extent to which a plant attracts wanted visitors also varies. Whether you want a garden full or free of wildlife, learning about interactions between a plant and wild animals can help you make smarter choices for the garden you desire.

As shown below Shrubby Indian Mallow isn't a large food source for animals or birds. You can confidently add this plant to your garden and rest assured knowing it's unlikely to be devoured by four-legged visitors.

Small animals

Average 10-25% of diet

Occasional source of cover

Large animals

not a food source

not a source of cover

Terrestrial birds

not a food source

not a source of cover

Water birds

2-5% of diet

Sparsely used as cover

Sources:

Quinlan, S.E., and S. Cuccarese. 2004. Native Alaskan and exotic plants used by wildlife. Alaska Department of Fish and Game. Anchorage.Martin, A.C., H.S. Zim, and A.L. Nelson. 1951. American wildlife and plants: A guide to wildlife food habits. Dover Publications. New York.

Bur-reed

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Typhales

Family

Sparganiaceae Hanin - Bur-reed family

Genus

Sparganium L. - bur-reed

Species

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA